raster_code unique identifier for each raster
title abbreviated title for each raster, used as surface argument in getRaster()
title_extended extended title for each raster, detailing raster content
abstract full description of each raster, outlining raster creation methods, raster content and more.
citation citation of peer-reviewed article in which each raster has been published
pub_year year in which raster was published, used as pub_year argument in getRaster() to updated raster versions from their predecessor(s).
min_raster_year earliest year for which each raster is available
max_raster_year latest year for which each raster is available